Sworn to Secrecy: Secrets of War
S9 · E5 — WWI: Germany's Secret Gambles
S9:E5 · WWI: Germany's Secret Gambles
5 episodes in this season
Prisoners of War (1)
60 min
Prisoners of War (2)
Prisoners of War (3)
The Balkans Tinderbox
WWI: Germany's Secret Gambles
